20087804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5779}}^1$

素因数の和:5873

約数の個数: 24

約数和(自身を含む): 38841600

約数和(自身を除く): 18753796

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 5779, 11558, 23116, 63569, 127138, 254276, 456541, 913082, 1826164, 5021951, 10043902, 20087804]

約数ペア:

[(1, 20087804), (2, 10043902), (4, 5021951), (11, 1826164), (22, 913082), (44, 456541), (79, 254276), (158, 127138), (316, 63569), (869, 23116), (1738, 11558), (3476, 5779)]